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authorJames Morris <james.l.morris@oracle.com>2015-11-23 22:46:28 +1100
committerJames Morris <james.l.morris@oracle.com>2015-11-23 22:46:28 +1100
commitebd68df3f24b318d391d15c458d6f43f340ba36a (patch)
treef0277bc4b853abe5db1d30fa4e10b05bba7f2ac5 /security/keys/request_key.c
parente42852bf88144affc227884b62637118ba74b783 (diff)
parent1ec218373b8ebda821aec00bb156a9c94fad9cd4 (diff)
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Sync to Linus v4.4-rc2 for LSM developers.
Diffstat (limited to 'security/keys/request_key.c')
-rw-r--r--security/keys/request_key.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/security/keys/request_key.c b/security/keys/request_key.c
index 95d5cfc172c6..c7a117c9a8f3 100644
--- a/security/keys/request_key.c
+++ b/security/keys/request_key.c
@@ -440,6 +440,9 @@ static struct key *construct_key_and_link(struct keyring_search_context *ctx,
kenter("");
+ if (ctx->index_key.type == &key_type_keyring)
+ return ERR_PTR(-EPERM);
+
user = key_user_lookup(current_fsuid());
if (!user)
return ERR_PTR(-ENOMEM);